1. Andrei, N.: A simple algorithm for computing a zero of a nonlinear function of a variable in a given interval [a,b]. (Technical Report, Research Institute for Informatics, Bucharest, Romania, March 28, 1–9) (1975a)
2. Andrei, N.: A simple algorithm for computing all zeros of a nonlinear function of a variable in a given interval [a,b]. (Technical Report, Research Institute for Informatics, Bucharest, Romania, April 16, 1–21) (1975b)
3. Andrei, N.: Programarea matematică avansată. Teorie, Metode computaţionale, Aplicaţii. [Advanced Mathematical Programming. Theory, Computational Methods, Applications]. Editura Tehnică, Bucureşti (1999a)
4. Andrei, N.: Critica Raţiunii Algoritmilor de Optimizare fără Restricţii. [Criticism of the Unconstrained Optimization Algorithms Reasoning]. Editura Academiei Române, Bucureşti (2009e)
5. Andrei, N.: A Derivative-Free Two Level Random Search Method for Unconstrained Optimization. Springer Briefs in Optimization. Springer, New York (2021a)